In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Change is more often than _________ the trigger for struggles in the leadership arena. Leaders usher _____________ organisational change, which creates a natural tension as the status quo fights back. With various factors in the mix, _________ imbalance is created that impacts leaders and followers in multiple and varying ways. ___________, the leader gets the roughest edge as he is seemingly the most ‘______________’ one.

often than _________ the trigger for struggles